deletions | additions       diff --git a/section_Integration_subsection_Initial_values__.tex b/section_Integration_subsection_Initial_values__.tex  index 0f0bb7c..4cbb3a4 100644  --- a/section_Integration_subsection_Initial_values__.tex  +++ b/section_Integration_subsection_Initial_values__.tex 
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\subsection{Initial values}  $ x(0) = 0 \quad b(0) = 1 \quad r(0) = 0 $  $ \quad  \tilde{r}(0) = 0 \quad \tilde{b}_R(0) = 1$